Add get_about_info function

src/sbot.rs

@@ -304,23 +304,39 @@ impl Sbot {
     }
 
     /// Get HashMap of profile info for given user
+    pub async fn get_profile_info(&mut self, ssb_id: &str) -> Result<HashMap<String, String>, GolgiError> {
+        let mut keys_to_search_for = vec!["name", "description", "image"];
+        self.get_about_info(ssb_id, keys_to_search_for).await
+    }
+
+    /// Get HashMap of name and image for given user
+    /// (this is can be used to display profile images of a list of users)
+    pub async fn get_name_and_image(&mut self, ssb_id: &str) -> Result<HashMap<String, String>, GolgiError> {
+        let mut keys_to_search_for = vec!["name", "image"];
+        self.get_about_info(ssb_id, keys_to_search_for).await
+    }
+
+    /// Get HashMap of about keys to values for given user
     /// by iteratively searching through a stream of about messages,
     /// in order of recency,
     /// until we find all about messages for all needed info
     /// or reach the end of the stream.
-    pub async fn get_profile_info(
+    ///
+    /// # Arguments
+    ///
+    /// * `ssb_id` - A reference to a string slice which represents the id of the user to get info about.
+    /// * `keys_to_search_for` - A mutable vector of string slice, which represent the about keys
+    /// that will be searched for. As they are found, keys are removed from the vector.
+    pub async fn get_about_info(
         &mut self,
-        ssb_id: &str
+        ssb_id: &str,
+        mut keys_to_search_for: Vec<&str>
     ) -> Result<HashMap<String, String>, GolgiError> {
         // get about_message_stream
         let about_message_stream = self.get_about_message_stream(ssb_id).await?;
         // now we have a stream of about messages with most recent at the front of the vector
         pin_mut!(about_message_stream); // needed for iteration
         let mut profile_info: HashMap<String, String> = HashMap::new();
-        // these are the about message keys we are looking for
-        // as we find values for each of these keys,
-        // we will remove them from this vector (as we are no longer searching for them)
-        let mut keys_to_search_for = vec!["name", "description", "image"];
         // iterate through the stream while it still has more values and
         // we still have keys we are looking for
         while let Some(res) = about_message_stream.next().await {